Nova Prime has become mankind's new home. Legendary General Cypher Raige returns from an extended tour of duty to his estranged family, ready to be a father to his son, Kitai. When an asteroid storm damages Cypher and Kitai's craft, they crash-land on a now unfamiliar and dangerous Earth. As his father lies dying in the cockpit, Kitai must trek across the hostile terrain to recover their rescue beacon.